Kx= 4
// Solve equation [1] for the variable x
<span> [1] 6x = 24y - 30
[1] x = 4y - 5</span>
// Plug this in for variable x in equation [2]
<span><span> [2] -12•(4y-5) - 24y = -36
</span><span> [2] - 72y = -96
</span></span>
// Solve equation [2] for the variable y
<span><span> [2] 72y = 96</span>
<span> [2] y = 4/3</span> </span>
// By now we know this much :
<span><span> x = 4y-5</span>
<span> y = 4/3</span></span>
<span>// Use the y value to solve for x
</span>
<span> x = 4(4/3)-5 = 1/3 </span>Solution :<span><span> {x,y} = {1/3,4/3}</span></span>
Answer:
angle 3 is 140°
Step-by-step explanation:
angle 2 and angle 3 are equal
angle 4 and 1 are also equal
angle 3 =
180-40= 140
angle 3 is 140
Answer:
26
Step-by-step explanation:
6+10+10=26
Answer:
x = -12
Step-by-step explanation:
−10x + 1 + 7x = 37
Combine like terms
-3x+1 = 37
Subtract 1 from each side
-3x +1-1 = 37-1
-3x = 36
Divide each side by -3
-3x/-3 = 36/-3
x = -12
Amy would need 6/8 gallon of sparkling water, or 3/4 gallon, because 6/8=6/8 or 3/4.